Ralf's Piezo-Amp: Difference between revisions
Jump to navigation
Jump to search
| Line 15: | Line 15: | ||
[[File:Piezo_pre_workshop_circuit.jpeg|400px|link=Ralf's Piezo-Amp]] | [[File:Piezo_pre_workshop_circuit.jpeg|400px|link=Ralf's Piezo-Amp]] | ||
=== Extra Puffer for Batterie and DC-Power supplie === | |||
> bei batteriebetrieb noch 100uF-470uF elko als puffer, bei | |||
> netzteilbetrieb mindesten ein rc glied R10/220uf dazu! | |||
=== dusjagr's case === | === dusjagr's case === | ||
Revision as of 12:41, 5 October 2020
Ralf's Single Channel
Our good friend Ralf (http://www.ralfschreiber.com/) has shown us his nice new workshop module for making a single channel piezo pre-amp during HOME MADE 2020.
Some discussion on how to use a linear pot that reacts logarithmically by adding / chaning one of the resistors?
Boards
Schematic
Extra Puffer for Batterie and DC-Power supplie
> bei batteriebetrieb noch 100uF-470uF elko als puffer, bei > netzteilbetrieb mindesten ein rc glied R10/220uf dazu!
dusjagr's case
SMD 3-Channel Version with Hammond case
coming soon...